# 打印99乘法表
for i in range(1, 10):
    for j in range(1, i + 1):
        if i == j:
            print("{0} * {1} = {2}".format(j, i, i * j))
        else:
            print("{0} * {1} = {2}".format(j, i, i * j), end="， ")